B21B 1/024
Forging or pressing
Official title: {Forging or pressing (forging or pressing devices as units B21B15/0035)}
B21B1/024 (Forging or pressing) appears on 30 US grants and 17 published applications in this corpus.
Search patents in B21B- Granted patents
- 30
- Published applications
- 17
- Assignees
- 23
- Inventors
- 114
- Latest grant
- 13 Oct 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 1 |
| 2003 | 0 | 4 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 2 | 2 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Edging method and edging device13 Oct 2020US 10,799,925 B2Nippon Steel Corporation
- Method of making a tantalum sputter target and sputter targets made thereby19 May 2020US 10,655,214 B2Tosoh SMD, Inc.
- Method for preparing high-performance tantalum target1 May 2018US 9,957,603 B2Ningxia Orient Tantalum Industry Co., Ltd.
- Method for producing a component by hot forming a pre-product made of steel17 Apr 2018US 9,943,894 B2Salzgitter Flachstahl GmbH
- Production method of extrusion billet and production method of magnesium alloy material13 Dec 2016US 9,518,314 B2Kurimoto, Ltd.
- Extremely thick steel material for flange having excellent strength and low temperature impact toughness, and manufacturing method for same11 Dec 2025US 2025/0376747 A1Posco
- Ultra-thick steel material having excellent strength and low temperature impact toughness for flange, and manufacturing method therefor17 Jul 2025US 2025/0229310 A1Posco
- Method of making a tantalum sputter target and sputter targets made thereby30 Jul 2020US 2020/0240006 A1Tosoh SMD, Inc.
- Edging method and edging device2 Aug 2018US 2018/0214919 A1Nippon Steel & Sumitomo Metal Corporation
- Method of making a tantalum sputter target and sputter targets made thereby22 Mar 2018US 2018/0080120 A1Tosoh SMD, Inc.
Most cited
By later US patents
- Continuous backpass rolling mill21US 4,793,169 AUnited Engineering, Inc. · 1988
- Press type method of and apparatus for reducing slab width14US 4,578,983 AHitachi, Ltd. · 1986
- System and method for manufacturing thin plate by hot working7US 5,632,177 AHitachi, Ltd. · 1997
- Plate reduction press apparatus and methods7US 6,467,323 B1Ishikawajma-Harima Heavy Industries Co., Ltd. · 2002
- Press apparatus for reducing widths of hot slabs5US 4,852,383 AHitachi, Ltd. · 1989